Features Build in removable rechargeable Li ion battery that has superior standby time Perfect for PC Tablet Andriod TV Box Google TV Box Xbox360 PS3 HTPC IPTV etc Operating Systems Windows Android iOS macOS and Linux Ultra thin shortcut key design swift switch between multiple devices Compact size for ease of carrying 83 keys 2 4GHz Wireless Smart Keyboard with Touchpad Touchpad DPI adjustable functionsBuilt in high sensitive smart touchpad with 360 degree flip design Specification 1 Product size L x W x H 146 x 81 x 13 mm 5 7 x 3 2 x 0 5 2 Weight 105 g 3 7 ounces 3 Remote control distance 15 feet 4 Working current 10 mA 5 Standby current 6 mA ultra low energy consumption 6 Dormancy current 0 01 mA 7 Color Black 8 Battery Type lithium ion battery 9 Energy saving After 3 minutes without any operations it will enter the sleep mode automatically To wake it up simply press any key for about 1 second Package included 1 x Mini Wireless Keyboard 1 x User Manual1 x USB Cable1 x Wireless Receiver